trees

within 25 miles

Jun 17, 2026

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University of Freiburg

3Dtrees.earth

Collect data and tools for LiDAR-based forest monitoring

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentGeographyComputers & Technologyremote sensingcomputer visionscanningdronesmonitoringforestlidarinventory

Ancient Tree Inventory

To build a living database of ancient trees

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytrees, united kingdom

2B Technologies, Inc.

AQTreks (AirQualityTreks)

Monitor air pollution levels and map air pollution around the US

Multiple locations, including yours!

Ongoing

Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marineclimate monitoringcommunity-based monitoringair pollutionair qualityhikingglobal warmingair quality indexcitizen scienceairparticulate matterappair pollution monitoringsummeriphoneweather datanaturebicyclingequityec2020environmental justicedatasciencemobile applicationautumnexperimentinvestigationspringwinterusastemoutdoorsenvironmentclimate changeandroidgirl scoutsweathersmartphone applicationcarbon dioxideclimatecarbon monoxidedatabase

NC State University | ecoipm.org | YourWildLife.org

A Tree's Life

To learn how climate & urbanization affect tree growth & health

Multiple locations, including yours!

Ongoing

Citizen ScienceBiologyEducationClimate & WeatherNature & OutdoorsEcology & Environmentclimate changecarbon sequestrationtreesurban ecology

Cornell University/New York Department of Environmental Conservation

AVID (Assessing Vegetation Impacts from Deer)

Monitor the effects of deer browsing on woodland trees and plants

Multiple locations, including yours!

Ongoing through November 30, 2030 at 8:35 PM

Citizen ScienceAnimalsEcology & EnvironmentNature & Outdoorstreeswildlifedeerseedlingswildflowerswoodlandsforestecologyforest health

Airigami

Balloon Breakdown

Help compost 40,000 latex balloons

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & Environmentcompostingballooncompostballoons

Northern Rivers Fire and Biodiversity Consortium Inc.

Bell Miner Associated Dieback Best Practice Project

Evaluate the removal of mid-storey density in disturbed forests using prescribed fire, weed control and bush regeneration as a method to restore BMAD affected forest.

Anywhere

Ongoing

Citizen ScienceEducationEcology & EnvironmentBirdsdataaustralia birds trees biodiversitylandholdersbell miner associated dieback (bmad)locations of native bell miner coloniesbmad affected foresttree health across the northern rivers region of new south walesgondwana world heritagebird monitoring

Zooniverse

Buzzy Bee - African Canopy Pollinators

Study pollination of Central African timber species

Anywhere

Ongoing

Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologytimber speciesfloral traitspollen dispersal distancespollination flower ecology tree conservation interaction botany insect entomologytree speciescirculating entomofaunatropical rainforestsize and composition of pollinators communities

Casey Trees

To restore, enhance and protect the trees of Washington DC

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologytree plantingtreesplantingwashington d.c.canopy

Caterpillars Count!

Monitor the seasonality and abundance of foliage arthropods

Multiple locations, including yours!

Ongoing

Citizen ScienceGeographyAnimalsNature & OutdoorsBiologyEcology & EnvironmentEducationInsects & Pollinatorscaterpillarsarthropodsphenologycsm2025csm2026bird foodcsm-featuredinsectsbiodiversityearth2025

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